Clean Water Act discharge permit · NPDES ORR10K061

PIPER RIDGE PHASE 2 & TRACT I, Gresham, OR: NPDES ORR10K061 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

PIPER RIDGE PHASE 2 & TRACT I, held by Lennar Northwest, LLC, holds NPDES permit ORR10K061. EPA’s file records it issued August 6, 2026 and expiring December 14, 2030. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for PIPER RIDGE PHASE 2 & TRACT I: its NPDES ID, its permit type and status, its dates, its address in Gresham, Oregon. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ORR10K061.

Identity

Facility as filed	PIPER RIDGE PHASE 2 & TRACT I
Permittee as filed	Lennar Northwest, LLC
NPDES ID	ORR10K061
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	August 6, 2026
Expiration date	December 14, 2030
Address	Gresham, OR 97080
Receiving water impaired	303(D) Listed
Subwatershed	Upper Johnson Creek (HUC 170900120101)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES ORR10K061.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES ORR10K061.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ORR10K061.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ORR10K061 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

The PIPER RIDGE PHASE 2 & TRACT I permit is one of 6 storm water construction permits on EPA's NPDES register in Gresham, this one included, and 0.0% of those 6 Gresham storm water construction permits have a violation on file. Of all 6 such Gresham permits, 83.3% carry an earlier issue date than this one, which was issued August 6, 2026, and it is one of 6 NPDES permits in the Upper Johnson Creek subwatershed, this one included, with no pollutants under a numeric limit and no effluent exceedances on record.